JP6975526B2 - ２次元マトリックスシンボルを復号するためのシステムおよび方法 - Google Patents

２次元マトリックスシンボルを復号するためのシステムおよび方法 Download PDF

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JP6975526B2
JP6975526B2 JP2015225405A JP2015225405A JP6975526B2 JP 6975526 B2 JP6975526 B2 JP 6975526B2 JP 2015225405 A JP2015225405 A JP 2015225405A JP 2015225405 A JP2015225405 A JP 2015225405A JP 6975526 B2 JP6975526 B2 JP 6975526B2
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JP2016105276A (ja
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イェ キアンユン
ワン キアンユ
エイ ネグロ ジェイムズ
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コグネックス・コーポレイション
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1443—Methods for optical code recognition including a method step for retrieval of the optical code locating of the code in an image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning
    • G06K7/10732—Light sources
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
    • G06K7/1417—2D bar codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/146—Methods for optical code recognition the method including quality enhancement steps
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/146—Methods for optical code recognition the method including quality enhancement steps
    • G06K7/1473—Methods for optical code recognition the method including quality enhancement steps error correction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/146—Methods for optical code recognition the method including quality enhancement steps
    • G06K7/1491—Methods for optical code recognition the method including quality enhancement steps the method including a reconstruction step, e.g. stitching two pieces of bar code together to derive the full bar code

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP2015225405A 2014-11-18 2015-11-18 ２次元マトリックスシンボルを復号するためのシステムおよび方法 Active JP6975526B2 (ja)

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US201462081327P 2014-11-18 2014-11-18
US62/081327 2014-11-18

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JP2021002347A Division JP7245270B2 (ja) 2014-11-18 2021-01-08 ２次元マトリックスシンボルを復号するためのシステムおよび方法

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JP2016105276A JP2016105276A (ja) 2016-06-09
JP6975526B2 true JP6975526B2 (ja) 2021-12-01

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JP2015225405A Active JP6975526B2 (ja) 2014-11-18 2015-11-18 ２次元マトリックスシンボルを復号するためのシステムおよび方法
JP2021002347A Active JP7245270B2 (ja) 2014-11-18 2021-01-08 ２次元マトリックスシンボルを復号するためのシステムおよび方法
JP2023036456A Pending JP2023068000A (ja) 2014-11-18 2023-03-09 ２次元マトリックスシンボルを復号するためのシステムおよび方法

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JP2023036456A Pending JP2023068000A (ja) 2014-11-18 2023-03-09 ２次元マトリックスシンボルを復号するためのシステムおよび方法

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US (3) US9911024B2 (zh)
EP (3) EP4137988A1 (zh)
JP (3) JP6975526B2 (zh)
CN (2) CN105654015B (zh)
HK (1) HK1225834A1 (zh)

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* Cited by examiner, † Cited by third party
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EP4137988A1 (en) * 2014-11-18 2023-02-22 Cognex Corporation System and methods for decoding two-dimensional matrix symbols
US9924241B2 (en) * 2015-07-30 2018-03-20 Commscope, Inc. Of North Carolina Intelligent patching systems and methods using color identification tags and related equipment
FR3053811B1 (fr) * 2016-07-06 2018-09-07 Ehtrace Procede d'interpretation de codes-barres et tracabilite de dispositifs medicaux
DE102017109469A1 (de) * 2017-05-03 2018-11-08 Sick Ag Kontrastsensor
WO2019008661A1 (en) * 2017-07-04 2019-01-10 Nec Corporation INFORMATION PROCESSING APPARATUS, CONTROL METHOD, AND PROGRAM
CN109214230B (zh) * 2017-07-05 2022-04-05 杭州海康威视数字技术股份有限公司 数据矩阵码识别方法、装置及电子设备
US10540532B2 (en) 2017-09-29 2020-01-21 Datalogic Ip Tech S.R.L. System and method for detecting optical codes with damaged or incomplete finder patterns
CN109978110B (zh) * 2017-12-28 2022-01-28 沈阳新松机器人自动化股份有限公司 一种用于agv定位与导航的二维码及解码方法
CN108507596B (zh) * 2018-03-05 2020-06-30 中国科学院上海光学精密机械研究所 二维gold矩阵绝对位置编码方法及其解码方法
CN109784121B (zh) * 2019-01-14 2022-09-23 新大陆数字技术股份有限公司 Dot-peen DPM码的识别方法及装置
CN110111302B (zh) * 2019-03-28 2021-03-05 北京博睿维讯科技有限公司 基于多方向差异Hash算法的背景杂波度量方法
JP7230652B2 (ja) 2019-04-05 2023-03-01 オムロン株式会社 シンボル評価装置、および評価方法
US10956696B2 (en) 2019-05-31 2021-03-23 Advanced New Technologies Co., Ltd. Two-dimensional code identification and positioning
JP6931935B2 (ja) * 2019-10-11 2021-09-08 株式会社テララコード研究所 二次元シンボル、及び二次元シンボルの読取方法
CN111079463B (zh) * 2019-10-22 2022-08-16 福建新大陆支付技术有限公司 一种用于软件测试的生成污损二维码的方法
US11188727B1 (en) * 2019-11-26 2021-11-30 Amazon Technologies, Inc. Efficient parallel barcode subpixel alignment
CN110796713B (zh) * 2019-11-29 2023-06-02 北京中科核安科技有限公司 放射源定位方法和装置、电子设备及计算机可读存储介质
JP6989859B2 (ja) * 2020-04-10 2022-01-12 有限会社バラエティーエム・ワン 情報コード、情報コード生成装置、情報コード読取装置、プログラムおよび情報コード利用システム
CN111597856B (zh) * 2020-05-26 2023-04-07 成都鹏业软件股份有限公司 一种基于光敏变色材料的混凝土标识提取方法

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JP4301775B2 (ja) * 2002-07-18 2009-07-22 シャープ株式会社 ２次元コード読み取り装置，２次元コード読み取り方法，２次元コード読み取りプログラム及び該プログラムの記録媒体
US7181066B1 (en) 2002-12-26 2007-02-20 Cognex Technology And Investment Corporation Method for locating bar codes and symbols in an image
GB2446424A (en) * 2007-02-07 2008-08-13 Peachinc Ltd Two dimensional bar code with locating symbols
DE102010014937B4 (de) * 2010-04-14 2013-10-17 Ioss Intelligente Optische Sensoren & Systeme Gmbh Verfahren zum Lesen eines Codes auf einem Substrat durch Zusammensetzen von Code-Fragmenten unter Verwendung eines bildgebenden Codelesers
CN101908128B (zh) * 2010-06-01 2012-06-20 福建新大陆电脑股份有限公司 Aztec Code条码解码芯片及其解码方法
CN101882207B (zh) * 2010-06-01 2012-06-20 福建新大陆电脑股份有限公司 Data Matrix码条码解码芯片及其解码方法
JP4724802B1 (ja) 2010-07-30 2011-07-13 株式会社シフト 二次元コードリーダおよびプログラム
JP5522093B2 (ja) * 2011-03-07 2014-06-18 株式会社デンソーウェーブ 光学情報読み取り装置
CN103544516B (zh) * 2012-07-12 2016-09-07 中国移动通信集团公司 二维码的编、解码方法及二维码编码器、解码器
US9946947B2 (en) * 2012-10-31 2018-04-17 Cognex Corporation System and method for finding saddle point-like structures in an image and determining information from the same
EP4137988A1 (en) * 2014-11-18 2023-02-22 Cognex Corporation System and methods for decoding two-dimensional matrix symbols

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Publication number Publication date
US10956697B2 (en) 2021-03-23
EP3023905A1 (en) 2016-05-25
US9911024B2 (en) 2018-03-06
EP3023905B1 (en) 2018-08-08
US20180293418A1 (en) 2018-10-11
US20220012447A1 (en) 2022-01-13
CN105654015A (zh) 2016-06-08
US20160140374A1 (en) 2016-05-19
EP4137988A1 (en) 2023-02-22
JP2023068000A (ja) 2023-05-16
CN105654015B (zh) 2020-07-14
HK1225834A1 (zh) 2017-09-15
JP2016105276A (ja) 2016-06-09
JP7245270B2 (ja) 2023-03-23
EP3467700A1 (en) 2019-04-10
US11455482B2 (en) 2022-09-27
EP3467700B1 (en) 2022-05-04
JP2021051815A (ja) 2021-04-01
CN111797641A (zh) 2020-10-20

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